Sentences with phrase «clear biological markers»

In the absence of clear biological markers indicating a particular pathology, it can be difficult to provide a rapid, definitive diagnosis.

«Even though their exams and lab tests didn't show much in the way of a common or clear biological marker or markers of PTLDS, it's clear these patients don't feel well,» says study co-author Kathleen Bechtold, Ph.D., associate professor of physical medicine and rehabilitation at the Johns Hopkins University School of Medicine.

Not exact matches

At this point it isn't clear just how many planets we'll be able to analyze — it might be a dozen, or it might be millions — but one thing's for certain: If we find methane or another biological marker on just one planet, it will completely redefine our understanding of the universe and the lifeforms that inhabit it.

It also became clear that RLS was associated with low levels of iron in the brain; this discovery of a biological marker was critical to the condition gaining widespread recognition.

The group has found that a broad range of potential physical, chemical and biological markers characterise the Anthropocene, the clearest global markers being radionuclide fallout signals from nuclear testing and changes in carbon chemistry through fossil fuel burning — these in particular show marked changes starting in the early to mid-1950s.